Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2022, 04:35
Static task
static1
Behavioral task
behavioral1
Sample
b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe
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Size
327KB
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MD5
e1964dd4cf9c96147424db122a1b81e3
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SHA1
e6d4555f0ce752884f320ad9dd5d87c19ec2778c
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SHA256
b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e
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SHA512
619d0c978f71fcf0115e1a8748fca45b3b22416ae52070c828c61079e552686ab153d1d7ff869f399a51504047b24ca391cfc433d239fa28f6aca500563ee2cd
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SSDEEP
6144:zs976VYiyJ0GY+tsJY7gxRUE0dnnigabwVfs:zs9u3yqF+2JYiedniB
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/3008-133-0x00000000004E0000-0x00000000004E9000-memory.dmp family_smokeloader behavioral1/memory/3120-135-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/3120-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/3120-138-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3008 set thread context of 3120 3008 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 79 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3120 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 3120 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found 2740 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2740 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3120 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3008 wrote to memory of 3120 3008 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 79 PID 3008 wrote to memory of 3120 3008 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 79 PID 3008 wrote to memory of 3120 3008 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 79 PID 3008 wrote to memory of 3120 3008 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 79 PID 3008 wrote to memory of 3120 3008 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 79 PID 3008 wrote to memory of 3120 3008 b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe"C:\Users\Admin\AppData\Local\Temp\b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Users\Admin\AppData\Local\Temp\b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe"C:\Users\Admin\AppData\Local\Temp\b2e3044bb3d2c1fbc230806a1f12b34e13ef08f892a1a57050db293b97ba4f6e.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3120
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